Vehicle rollover accidents frequently result in occupant head-roof interaction, which
transfers the load to the spinal column and induces severe injuries. This study aims to
evaluate the response of lower lumbar ...
In Ethiopia's public transportation system, excessive passenger loading control has been a
significant problem. Despite certain traffic police personnel being stationed at particular
inspection sites for the manual ...
Aircraft, aerospace, ships, and rockets are complex engineering systems wi th many thousands of
components, glass fiber-polyester composite uses for these engineering applications. These
materials are exposed to ...
In the world, machines are designed and manufactured according the problem it will solve
and sometimes technology gets old according to the purpose it specifically aimed to solve.
So updating the past one is more ...
Natural fiber and synthetic fiber are used for many mechanical and structural applications
in engineering materials, and technological advancement has made them more valuable.
Composite materials that are made ...
Many engineering applications today are increasingly made of laminated composite
material. Hybridization technique wherein more than one type of fiber is combined in
the same matrix provides an added advantage to the ...
This time the demands of natural composite materials are growing rapidly to be used as a
construction material. Agrostone and other natural fiber/filler-based composite materials are
becoming the common construction ...
The ordinary Portland cement (OPC) is most widely utilized construction materials which
is main raw material for concrete and block production. However, its production consumes
too much energy and release greenhouse ...
Fused Deposition Modeling (FDM) is one of the prominent additive manufacturing
technologies to fabricate a 3D physical part from a CAD model based on extrusion
technique. However, the FDM-printed parts are produced by ...
The main objective of this thesis work was to investigate the effects of bamboo fiber
surface treatment on the evaporative cooling pad performance and mechanical
properties. These naturally available bamboo ...
Bamboo is one of the very significant plants harvested or grown naturally in Ethiopia it
can be used for the production of traditional and modern structural components for a variety
of applications. Bamboo fiber-reinforced ...
With the rise of additive manufacturing, the demand for polymers has increased
exponentially and many scholars are concerned about how 3D printing filaments should be
reproduced from recycled plastic. This study ...
Micro-hydro power is considered as one of the most abundant sources of electrical
energy throughout the world. It is renewable, environmentally friendly and less expensive
which can be used for vulnerable communities ...
Structure design and optimization of lattice structures not only need the conventional
methods but also a flexible optimal shape modeling, generation, and developing technique
for any customer query. ...
The above-knee amputation is a common challenge and has been increasing in recent times
due to accidents, chronic infections and aging. Therefore, it is very important to investigate
and characterize biocompatible ...
Ethiopia is one of the countries in the world where armed struggle and terrorist attack
is potentially high. Unfortunately, however, researches on blast protection of vehicle
structures in the security forces are ...
Crane hook is a vital component in the loading-unloading phenomena. Accumulation of
massive amount of stress on crane hook due to repetitive loading unloading circumstance
on the main hook of a crane, corrosion, ...
Agricultural residues are materials generated in large quantities in Ethiopia, and recycling
them is a viable alternative to improper disposal in landfills, which can have negative
environmental consequences. This ...
Harvesting, a crucial field operation for any food grain crop, is the process of reaping the
crop when it reaches physiological maturity in order to ensure the highest possible recovery
of quality product. Rapid ...
Agricultural mechanization provides a significant input to agriculture for performing
seasonal farming operation during pre-sowing of seeds, plant protection chemicals using
sprayers and post-harvesting of crops ...